7883480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:105

約数の個数: 128

約数和(自身を含む): 21772800

約数和(自身を除く): 13889320

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 23, 38, 40, 41, 44, 46, 55, 76, 82, 88, 92, 95, 110, 115, 152, 164, 184, 190, 205, 209, 220, 230, 253, 328, 380, 410, 418, 437, 440, 451, 460, 506, 760, 779, 820, 836, 874, 902, 920, 943, 1012, 1045, 1265, 1558, 1640, 1672, 1748, 1804, 1886, 2024, 2090, 2185, 2255, 2530, 3116, 3496, 3608, 3772, 3895, 4180, 4370, 4510, 4715, 4807, 5060, 6232, 7544, 7790, 8360, 8569, 8740, 9020, 9430, 9614, 10120, 10373, 15580, 17138, 17480, 17917, 18040, 18860, 19228, 20746, 24035, 31160, 34276, 35834, 37720, 38456, 41492, 42845, 48070, 51865, 68552, 71668, 82984, 85690, 89585, 96140, 103730, 143336, 171380, 179170, 192280, 197087, 207460, 342760, 358340, 394174, 414920, 716680, 788348, 985435, 1576696, 1970870, 3941740, 7883480]

約数ペア:

[(1, 7883480), (2, 3941740), (4, 1970870), (5, 1576696), (8, 985435), (10, 788348), (11, 716680), (19, 414920), (20, 394174), (22, 358340), (23, 342760), (38, 207460), (40, 197087), (41, 192280), (44, 179170), (46, 171380), (55, 143336), (76, 103730), (82, 96140), (88, 89585), (92, 85690), (95, 82984), (110, 71668), (115, 68552), (152, 51865), (164, 48070), (184, 42845), (190, 41492), (205, 38456), (209, 37720), (220, 35834), (230, 34276), (253, 31160), (328, 24035), (380, 20746), (410, 19228), (418, 18860), (437, 18040), (440, 17917), (451, 17480), (460, 17138), (506, 15580), (760, 10373), (779, 10120), (820, 9614), (836, 9430), (874, 9020), (902, 8740), (920, 8569), (943, 8360), (1012, 7790), (1045, 7544), (1265, 6232), (1558, 5060), (1640, 4807), (1672, 4715), (1748, 4510), (1804, 4370), (1886, 4180), (2024, 3895), (2090, 3772), (2185, 3608), (2255, 3496), (2530, 3116)]